Concentration Methods Flashcard

Front

Match the concentration method with its principle: Column A (Method) 1. Hydraulic Washing 2. Froth Flotation 3. Magnetic Separation

Back

1. Difference in density 2. Preferential wetting of ore particles 3. Difference in magnetic properties

Front

Hydraulic washing works on the principle of difference in __________.

Back

density

Front

Froth flotation is used for __________ ores.

Back

sulphide

Front

Magnetic separation is suitable for __________ and __________ ores.

Back

haematite

Front

In froth flotation, gangue particles are wetted by __________.

Back

pine oil

Front

In magnetic separation, the __________ is attracted to the magnetic roller.

Back

ore

Front

Froth flotation is mainly used for:

Back

Sulphide ores

Front

Which method is used to separate iron ore from its impurities?

Back

Magnetic separation

Front

In hydraulic washing, what happens to the heavier ore particles?

Back

Settle at the bottom